11.11mm (7/16") Extra length twist drills series 2 HSS 250mm FL x 365mm OAL (503 11,110)
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$182.65
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11.11mm (7/16") Extra length twist drills series 2 HSS 250mm FL x 365mm OAL (503 11,110)
$182.65
Guhring
The Guhring Series 503 is an extra-length, high-speed steel (HSS) deep hole twist drill featuring a GT 100 parabolic flute design.
Key Features
- Design: GT 100 parabolic wide flutes and a 130° point angle with a relieved cone.
- Application: Built for extremely deep hole drilling in heavy structural steel and difficult chip-removal conditions.